<template>
    <div>
         <!-- 面包屑导航-->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片视图-->
        <el-card>
            <el-row :gutter="20">
                <el-col :span="8">
                    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="clearSearch">
                        <el-button slot="append" icon="el-icon-search" @click="search"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="addPage">添加商品</el-button>
                </el-col>
            </el-row>
            <!-- 表格区域-->
            <el-table :data="goodslist" border stripe>
                <el-table-column type="index">
                </el-table-column>
                <el-table-column label="商品名称" prop="goods_name">
                </el-table-column>
                <el-table-column label="商品价格(元)" prop="goods_price" width="95px">
                </el-table-column>
                <el-table-column label="商品重量" prop="goods_weight" width="70px">
                </el-table-column>
                <el-table-column label="创建时间" prop="add_time" width="130px">
                    <template slot-scope="scope">
                        {{scope.row.add_time | dateFormat}}
                    </template>
                </el-table-column>
                <el-table-column label="操作">
                    <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                    <el-button type="danger" icon="el-icon-delete" size="mini"></el-button>
                </el-table-column>
            </el-table>
            <!--分页显示区域-->
            <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum" :page-sizes="[5, 10, 15, 20]" :page-size="100"
            layout="total, sizes, prev, pager, next, jumper" :total="total" background>
            </el-pagination>
        </el-card>
    </div>
</template>

<script>
export default {
    data () {
        return {
            // 查询参数
            queryInfo: {
                query: '',
                pagenum: 1,
                pagesize: 10
            },
            // 商品列表
            goodslist: [],
            // 总数据条数
            total: 0
        }
    },
    created () {
        this.getGoodslist()
    },
    methods: {
        // 根据分页获取对应的商品列表
        async getGoodslist () {
            const { data: res } = await this.$http.get('goods', { params: this.queryInfo })
            if (res.meta.status !== 200) return this.$message.error('获取数据失败')
            this.$message.success('获取数据成功')
            console.log(res.data)
            this.goodslist = res.data.goods
            this.total = res.data.total
        },
        // 每页多少条数据
        handleSizeChange (newSize) {
            this.queryInfo.pagesize = newSize
            this.getGoodslist()
        },
        // 当前页
        handleCurrentChange (newPage) {
            this.queryInfo.pagenum = newPage
            this.getGoodslist()
        },
        // 搜索
        search () {
            this.getGoodslist()
        },
        clearSearch () {
            this.getGoodslist()
        },
        // 添加商品
        addPage () {
            this.$router.push('/goods/add')
        }
    }
}
</script>

<style lang="less" scope>
</style>
